3122 Florence (1981 ET3)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4232384908 ± 1.63e-09
Semi-major axis (a)1.7688776780 AU ± 6.61e-10
Inclination (i)22.14276824° ± 7.42e-07
Long. of Asc. Node (Ω)336.04036925° ± 3.76e-07
Arg. of Perihelion (ω)27.88474334° ± 1.08e-06
Mean Anomaly (M)168.25752840° ± 7.68e-07
Mean Motion (n)0.4189532598°/day ± 2.35e-10
Perihelion dist (q)1.02022056 AU ± 2.90e-09
Aphelion dist (Q)2.51753480 AU ± 3.03e-09
Orbital Period2.35259247 yr ± 1.32e-09
Physical Parameters
H (abs. magnitude)14.08
G (slope)0.15
Alternative Designations

1983 CN1

Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.362″
Uncertainty0
Orbit TypeAmor
MOID0.042563 AU
Observations Used9413
Radar Obs Used6
Gaia Obs Used88
Oppositions22
Arc Total1979-2026
First Observation Used1979-03-09
Last Observation Used2026-04-05
Observations (12205)
Date Type RA Dec Mag Band Observatory
2024-09-30 10:08:17 B 18 05 14.08 -12 13 25.1 q Q73
2024-09-30 10:09:20 B 18 05 14.19 -12 13 22.0 q Q73
2024-09-30 10:10:22 B 18 05 14.31 -12 13 18.9 q Q73
2024-09-30 10:11:24 B 18 05 14.43 -12 13 16.2 q Q73
2024-09-30 10:12:36 B 18 05 14.57 -12 13 12.8 q Q73
2024-09-30 10:13:38 B 18 05 14.68 -12 13 10.0 q Q73
2024-09-30 10:14:40 B 18 05 14.82 -12 13 07.1 q Q73
2024-09-30 10:15:42 B 18 05 14.90 -12 13 04.6 q Q73
2024-10-01 06:15:00 C 18 07 38.174 -11 17 09.82 V T05
2024-10-01 06:19:34 C 18 07 38.698 -11 16 56.86 V T05
2024-10-01 06:28:04 C 18 07 39.672 -11 16 33.02 V T05
2024-10-01 06:43:42 C 18 07 41.460 -11 15 48.78 V T05
2024-10-01 09:01:34 B 18 07 58.37 -11 09 00.6 q Q73
2024-10-01 09:06:53 B 18 07 58.98 -11 08 45.5 q Q73
2024-10-01 09:12:14 B 18 07 59.59 -11 08 30.5 q Q73
2024-10-01 09:17:34 B 18 08 00.19 -11 08 15.4 q Q73
2024-10-01 09:22:53 B 18 08 00.81 -11 08 00.4 q Q73
2024-10-01 09:28:11 B 18 08 01.41 -11 07 45.4 q Q73
2024-10-01 09:35:12 B 18 08 02.22 -11 07 25.6 q Q73
2024-10-01 09:40:29 B 18 08 02.82 -11 07 10.7 q Q73
2024-10-01 09:45:47 B 18 08 03.43 -11 06 55.6 q Q73
2024-10-01 09:51:11 B 18 08 04.05 -11 06 40.4 q Q73
2024-10-01 09:56:31 B 18 08 04.66 -11 06 25.4 q Q73
2024-10-01 10:01:50 B 18 08 05.28 -11 06 10.3 q Q73
2024-10-01 10:10:25 B 18 08 06.26 -11 05 46.1 q Q73
2024-10-01 10:15:44 B 18 08 06.88 -11 05 31.1 q Q73
2024-10-01 10:21:06 B 18 08 07.50 -11 05 15.9 q Q73
2024-10-01 10:26:26 B 18 08 08.11 -11 05 00.8 q Q73
2024-10-01 10:31:52 B 18 08 08.74 -11 04 45.4 q Q73
2024-10-01 10:37:12 B 18 08 09.35 -11 04 30.3 q Q73
2024-10-01 18:27:23 B 18 09 05.755 -10 42 51.74 V L92
2024-10-01 18:31:27 B 18 09 06.244 -10 42 41.01 V L92
2024-10-01 18:36:33 B 18 09 06.840 -10 42 27.14 V L92
2024-10-01 18:41:38 B 18 09 07.400 -10 42 11.10 V L92
2024-10-01 18:46:44 B 18 09 08.018 -10 41 56.79 V L92
2024-10-01 18:51:49 B 18 09 08.613 -10 41 42.41 V L92
2024-10-01 18:56:55 B 18 09 09.120 -10 41 29.35 V L92
2024-10-01 19:17:32 C 18 09 11.851 -10 40 33.96 Z C23
2024-10-01 19:23:19 C 18 09 12.514 -10 40 17.33 Z C23
2024-10-01 20:13:55 C 18 09 18.346 -10 37 54.70 Z C23
2024-10-01 20:16:14 C 18 09 18.619 -10 37 48.36 Z C23
2024-10-03 18:12:30 C 18 14 46.961 -08 28 14.95 Z C23
2024-10-03 18:13:20 C 18 14 47.042 -08 28 12.68 Z C23
2024-10-03 19:00:34 C 18 14 52.450 -08 25 59.41 Z C23
2024-10-03 23:43:57 C 18 15 26.035 -08 12 11.45 V W68
2024-10-03 23:48:31 C 18 15 26.558 -08 11 58.60 V W68
2024-10-04 00:25:32 C 18 15 30.763 -08 10 13.94 V W68
2024-10-04 19:14:42 B 18 17 44.88 -07 17 37.0 Z M61
2024-10-04 19:21:08 B 18 17 45.63 -07 17 18.6 Z M61
2024-10-04 19:26:25 B 18 17 46.24 -07 17 03.4 Z M61
Radar Observations (6)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2017-08-29 07:20:00 53416156 10 us 8560 -14 -14
2017-08-30 08:30:00 50057919.82 3 us 8560 -14 -14
2017-09-01 08:30:00 47128765.14 3 us 8560 -14 -14
2017-09-06 10:10:00 60804814.037 5 us 8560 -14 -14
2017-09-08 07:00:00 70833313.23 3 us 8560 -14 -14
2017-09-13 08:00:00 102972248.16 3 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)